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Add support for LOG_LEVEL_PATTERN replacing the default level pattern

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For logback we also support logging.pattern.level as a synonym.

Fixes gh-4062
This commit is contained in:
Dave Syer
2015-09-30 16:53:13 +01:00
parent eeaa1df1dd
commit cad2666522
10 changed files with 83 additions and 34 deletions
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1
spring-boot-docs/src/main/asciidoc/appendix-application-properties.adoc
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@@ -63,6 +63,7 @@ content into your application; rather pick only the properties that you need.
logging.path=/var/log
logging.pattern.console= # appender pattern for output to the console (only supported with the default logback setup)
logging.pattern.file= # appender pattern for output to the file (only supported with the default logback setup)
logging.pattern.level= # appender pattern for the log level (default %5p, only supported with the default logback setup)
# IDENTITY ({sc-spring-boot}/context/ContextIdApplicationContextInitializer.{sc-ext}[ContextIdApplicationContextInitializer])
spring.application.name=

26
spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc
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@@ -1085,6 +1085,18 @@ To help with the customization some other properties are transferred from the Sp
|`LOG_PATH`
|Used in default log configuration if defined.
|`logging.pattern.console`
|`CONSOLE_LOG_PATTERN`
|The log pattern to use on the console (stdout). (Not supported with JDK logger.)
|`logging.pattern.file`
|`FILE_LOG_PATTERN`
|The log pattern to use in a file (if LOG_FILE enabled). (Not supported with JDK logger.)
|`logging.pattern.level`
|`LOG_LEVEL_PATTERN`
|The format to use to render the log level (default `%5p`). (The `logging.pattern.level` form is only supported by Logback.)
|`PID`
|`PID`
|The current process ID (discovered if possible and when not already defined as an OS
@@ -1095,6 +1107,20 @@ To help with the customization some other properties are transferred from the Sp
All the logging systems supported can consult System properties when parsing their
configuration files. See the default configurations in `spring-boot.jar` for examples.
[TIP]
====
You can add MDC and other ad-hoc content to log lines by overriding
only the `LOG_LEVEL_PATTERN` (or `logging.pattern.level` with
Logback). For example, if you use `logging.pattern.level=user:%X{user}
%5p` then the default log format will contain an MDC entry for "user"
if it exists, e.g.
----
2015-09-30 12:30:04.031 user:juergen INFO 22174 --- [ nio-8080-exec-0] demo.Controller Handling authenticated request
----
====
[[boot-features-logback-extensions]]